book Maths Puzzle Numerical Ability

The hypotenuse of a right triangle is 6m long. One leg is 1m longer than the other find the length of the shorter leg.
Thank you

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book Other Question

During an election campaign a candidate gave away 5000 little advertisements. The pens she gave away cost $.23 cents each and the little bumper stickers cost $.14 cents each. He spent a total of $970.00. How many pens did he give away?

thanx
Hi, I want to work out a possible profit percentage. Total outlay is £12092.07 and total Return is £13824. Profit = £1731.93

With Regards,

Oliver Davies.